package cn.iflags.Mall.util;

import java.math.BigDecimal;

/**
 * 描述:
 *
 * @author Vincent Vic
 * create 2020-02-20 15:32
 */


public class BigDecimalUtil {

    private BigDecimalUtil() {
    }

    //+
    public static BigDecimal add(double v1,double v2){
        BigDecimal b1 =new BigDecimal(Double.toString(v1));
        BigDecimal b2 =new BigDecimal(Double.toString(v2));
        return b1.add(b2);
    }

    //-
    public static BigDecimal sub(double v1,double v2){
        BigDecimal b1 =new BigDecimal(Double.toString(v1));
        BigDecimal b2 =new BigDecimal(Double.toString(v2));
        return b1.subtract(b2);
    }

    //*
    public static BigDecimal mul(double v1,double v2){
        BigDecimal b1 =new BigDecimal(Double.toString(v1));
        BigDecimal b2 =new BigDecimal(Double.toString(v2));
        return b1.multiply(b2);
    }

    // /
    public static BigDecimal div(double v1,double v2){
        BigDecimal b1 =new BigDecimal(Double.toString(v1));
        BigDecimal b2 =new BigDecimal(Double.toString(v2));
        return b1.divide(b2,2,BigDecimal.ROUND_HALF_UP);
    }
}